7872003

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{2237}}^1$

素因数の和:2283

約数の個数: 24

約数和(自身を含む): 12568608

約数和(自身を除く): 4696605

約数列:

[1, 3, 9, 17, 23, 51, 69, 153, 207, 391, 1173, 2237, 3519, 6711, 20133, 38029, 51451, 114087, 154353, 342261, 463059, 874667, 2624001, 7872003]

約数ペア:

[(1, 7872003), (3, 2624001), (9, 874667), (17, 463059), (23, 342261), (51, 154353), (69, 114087), (153, 51451), (207, 38029), (391, 20133), (1173, 6711), (2237, 3519)]